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Characteristics of the RTD and Thermocouple Ranges
Thermocouples L, N, R, and S
The table below shows the maximum precision error values for thermocouples L, N,
R, and S at 25° C.
Thermocouple L
Thermocouple N
Thermocouple R
Thermocouple S
Maximum error at 25° C (1)
TFAST
TFAST
Pt100
TFAST
Pt100
TFAST
Pt100
-200° C
3.7° C
2.5° C
-100° C
2.6° C
2.4° C
Operating point
Temperature
Pt100
0° C
2.5° C
2.3° C
2.5° C
2.3° C
2.5° C
2.3° C
2.5° C
2.3° C
100° C
2.6° C
2.4° C
2.6° C
2.4° C
2.6° C
2.4° C
2.6° C
2.4° C
200° C
2.6° C
2.4° C
2.6° C
2.4° C
2.6° C
2.4° C
2.6° C
2.4° C
300° C
2.6° C
2.4° C
2.6° C
2.4° C
2.6° C
2.4° C
2.6° C
2.4° C
400° C
2.7° C
2.5° C
2.7° C
2.5° C
2.7° C
2.5° C
2.7° C
2.5° C
500° C
2.7° C
2.5° C
2.7° C
2.5° C
2.7° C
2.5° C
2.7° C
2.5° C
600° C
2.8° C
2.6° C
2.8° C
2.6° C
2.8° C
2.6° C
2.7° C
2.5° C
700° C
2.8° C
2.6° C
2.8° C
2.6° C
2.8° C
2.6° C
2.8° C
2.6° C
800° C
2.9° C
2.7° C
2.9° C
2.7° C
2.8° C
2.6° C
2.8° C
2.6° C
900° C
2.9° C
2.7° C
2.9° C
2.7° C
2.9° C
2.7° C
2.9° C
2.7° C
1,000° C
3.0° C
2.8° C
2.9° C
2.7° C
2.9° C
2.7° C
1,100° C
3.0° C
2.8° C
2.9° C
2.7° C
3.0° C
2.8° C
1,200° C
3.1° C
2.9° C
3.0° C
2.8° C
3.0° C
2.8° C
1,300° C
3.0° C
2.8° C
3.1° C
2.9° C
1,400° C
3.1° C
2.9° C
3.1° C
2.9° C
1,500° C
3.1° C
2.9° C
3.2° C
3.0° C
1,600° C
3.2° C
3.0° C
3.2° C
3.0° C
1,700° C
3.2° C
3.0° C
3.2° C
3.0° C
Input dynamic
-1,740..8,740° C
-2,320..12,620° C
-90..16,240° C
-90..16,240° C
Legend:
(1) TFAST: Internal compensation by TELEFAST.
PT100: External compensation by Pt100 3 wires.
Reference standards:
z
z
z
z
336
Thermocouple L: DIN 43710, December 1985 edition.
Thermocouple N: IEC 584-1, 2nd edition, 1989 and IEC 584-2, 2nd edition, 1989.
Thermocouple R: IEC 584-1, 1st edition, 1977 and IEC 584-2, 2nd edition, 1989.
Thermocouple S: IEC 584-1, 1st edition, 1977 and IEC 584-2, 2nd edition, 1989.
35011978 07/2012